Coleopterous Fauna of Lower Rio Grande Valley. 91 
acteristic of the shore and key fauna of Florida, Mexico, and the West 
Indies. 
430. Alloxacis pleuralis, Lee. — One taken in crack of log in sand on 
beach at south end of Padre Island, J nne 29th. Also beaten by Wickham 
with the preceding species from sea-oats, same place and date. Distr. 
Coasts of Florida, Texas, and Mexico. The genus and species are Antil- 
lean. 
MORDELLIDAE. 
431. Diclidia laetula, Lee. — Three beaten from Clematis drummondii 
tangles in woods near Rock’s Resaca, June 25th. Distr. Southern Texas 
and Tamaulipas to New Mexico and Kansas. 
432. Pentaria , n. sp. — One specimen beaten with preceding species 
from Clematis drummondii , same place and date. A very small, tawny, 
yellow species. Distr. Known only from this region. 
433. Mordella marginata , Melsh. — Beaten in woods near Rock’s 
Resaca, June 26th. Distr. Atlantic coast to Southern Texas, Tamauli- 
pas, California, and Oregon. 
434. Mordella serval , Say. — Taken by Schwarz in June. Distr. Dis- 
trict of Columbia to Ohio, Michigan, Florida, and Texas. 
435. Mordella car mat a. Smith. — Taken by Schwarz in June. Distr. 
Florida to Louisiana and Southern Texas. 
436. Mordellistena, sp. — At light, June 11th and 19th. Four mm. to 
end of anus. Color, soft dark olive ; middle and front legs yellowish, hind 
tarsi soft black. Distr. Known only from this region. 
437. Mordellistena, sp. — One taken at Reynosa, Tamaulipas, May 
10th. Length, three and one-half mm. Entirely black, slightly shining 
in places. Wholly clothed with a sparse microscopic gray pubescence. 
Distr. Known only from this region. 
438. Mordellistena, sp. — Taken in corn field at Santa Maria, Texas, 
May 7th. Length, three mm. Color, soft black; thickly and delicately 
short tawny pubescent above and below and on legs. Head and prothorax 
reddish yellow or brownish yellow, as are also front legs and middle 
femora. Antennae about same shade, hut slightly more dusky. The 
pubescence on the soft black background gives the appearance of a silvery 
blackish in certain lights. Distr. Known only from this region. 
ANTHICIDAE. 
439. Eurygenius , n. sp. — One specimen beaten in palmetto jungle at 
Santo Tomas, June 9th. Distr. Known only from this region. 
440. Anthicus sturmii, Laf. — Beaten from cotton near Matamoros, 
Tamaulipas, June 19th. Distr. Oregon, California, Arizona, Utah, and 
New Mexico to Southern Texas and Tamaulipas. 
